๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ

differentiable1

[Notable] 3DGS(3D gaussian splatting) ์€ Differentiable ํ•œ๊ฐ€? โ–ถ3DGS ๋Š” Explicit Representation (๋ช…์‹œ์  ํ‘œํ˜„) ๋ฐฉ์‹์ด์ง€๋งŒ, ๋ Œ๋”๋ง ๊ณผ์ •์ด ๋ฏธ๋ถ„ ๊ฐ€๋Šฅํ•˜๊ฒŒ ์„ค๊ณ„๋˜์–ด ์žˆ์–ด์„œ ํ•™์Šตํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. โœ… Explicit Representation์ธ๋ฐ ์™œ Differentiable ํ• ๊นŒ?๋ณดํ†ต Explicit Representation(๋ช…์‹œ์  ํ‘œํ˜„)์€ 3D ๊ฐ์ฒด๋ฅผ ์ง์ ‘์ ์œผ๋กœ ๋‚˜ํƒ€๋‚ด๋Š” ๋ฐฉ์‹์ด๊ธฐ ๋•Œ๋ฌธ์—, ๋ฏธ๋ถ„์ด ์–ด๋ ต๋‹ค๊ณ  ์ƒ๊ฐํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.์˜ˆ๋ฅผ ๋“ค์–ด:Point Cloud (์  ํด๋ผ์šฐ๋“œ) โ†’ ๋‹จ์ˆœํ•œ 3D ์ขŒํ‘œ ์ง‘ํ•ฉ์ด๋ฏ€๋กœ ๋ฏธ๋ถ„์ด ์–ด๋ ค์›€.Mesh (๋ฉ”์‰ฌ, ์‚ผ๊ฐํ˜• ๊ธฐ๋ฐ˜ ๋ชจ๋ธ) โ†’ ๋ฒ„ํ…์Šค(Vertex)์™€ ํŽ˜์ด์Šค(Face)๋กœ ํ‘œํ˜„๋˜๋ฉฐ, ์ผ๋ฐ˜์ ์ธ ๊ฒฝ์šฐ ๋ฏธ๋ถ„์ด ์‰ฝ์ง€ ์•Š์Œ.ํ•˜์ง€๋งŒ 3DGS๋Š” Gaussian Splatting์„ ์‚ฌ์šฉํ•˜์—ฌ ๋ฏธ๋ถ„ ๊ฐ€๋Šฅ(differentiable)ํ•œ.. 2025. 2. 17.

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